<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
    <style>
        #footer{
            margin: 0px auto;
            width: 280px;
            text-align: center;
        }
    </style>
</head>
<body>
<h1>欢迎页面</h1>
<hr>
<div id="footer">
    在线人数是：${applicationScope.onlineNumber}
</div>
</body>
</html>

